technology

Questions and Answers

Can TV signals be disturbed by strong wind?

Questions and Answers

Experts claim that despite regular defragging etc., a computer’s hard drive gets clogged up. Is that correct and why?

Questions and Answers

Is there an absolute alcohol content at which the fermentation of wine stops spontaneously?

Questions and Answers

What is the function of the buttons on traffic lights to make pedestrians cross faster?

Questions and Answers

What does an upgrade from Windows Vista to Windows 7 do – will all my files such as photos, documents, etc. be kept?

Questions and Answers

I have Windows 7. Can I switch to Windows 10?

Questions and Answers

How can balloons hang for two days? What is needed for this?

Questions and Answers

Do some emergency aircraft have a kind of “mini-helicopter screw” that allows them to hover and continue their flight?